SSC CHSL 19 Mar 2020 Shift 1 Paper

Question : 59 of 100

Marks: +1, -0

In a certain time, a sum of money becomes five times itself, if the rate of the interest is

16 \%

p.a. Then the certain time (in

\mathrm{yr}

) is

Solution:

Let the sum be ₹ P.
Amount

=₹ \P \×5=₹ 5 \P

∴

{\Sl}=5 \P-\P=4 \P

Rate of interest

=16 \%

p.a.According to the formula,

{\SI}={\PRT}/{100}

⇒

4 \P={\P \×16 \×\T}/{100}

\T={4 \×100}/{16}=25 {\yr}

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